20439189

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{1621}}^1$

素因数の和:2097

約数の個数: 16

約数和(自身を含む): 30363840

約数和(自身を除く): 9924651

約数列:

[1, 3, 9, 27, 467, 1401, 1621, 4203, 4863, 12609, 14589, 43767, 757007, 2271021, 6813063, 20439189]

約数ペア:

[(1, 20439189), (3, 6813063), (9, 2271021), (27, 757007), (467, 43767), (1401, 14589), (1621, 12609), (4203, 4863)]